Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Unable to communicate through SPI slave to Avalon Master IP

Hello, I'm using Altera's SPI slave to Avalon Master Bridge IP to interface with a SPI master on a BeagleBone Black. Both sides are working with 3.3V CMOS logic levels. I'm using Qsys to connect the ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Finally I got the IP to work, turns out I was using NSS pin as bidirectional, I don't get why that wasn't enabling the proper functioning of the core, the SCLK pin is still configured as bidirectional. Can someone shed some light on this matter? Thanks in advance!